ڵλã233У>ִҵҩʦ>ҩѧרҵ֪ʶһ>ҩרҵ֪ʶһģ

ִҵҩʦϰ⡪ҩѧҩѧרҵ֪ʶһ壩

211.ⶨijǵıȣƵĹƷҺŨΪ50.0mg/m1ƷܳΪ2dmõΪ+3.250°Îª

A+6.50°

B+3.25°

C+65.0°

D+16.25°

E+325°

ο𰸣B

212.ⶨijҩıȣƵĹƷҺŨΪ50.0mg/mlƷܳΪ2dmõΪ+3.25°Îª

A+6.50°

B+32.5°

C+65.0°

D+16.25°

E+325°

ο𰸣B

213.ⶨǺⷨҺмӰˮΪ

Aк

Bʹʷֽ

CʹҺȺ

Dʹȶƽ

EʹҺʼ

ο𰸣D

214.ⶨܳȵķӦ

A׼ȷ

BÑ¡

C׼ȷԡ

DÔ¡

EÞ¡

ο𰸣D

215.ⶨ۵ʱ˵ȷ

A.ⶨʿǿõڶⶨ

B.ⶨ۵ʱ¶ȼƱ뾭У

C.ⶨ۵ʱëϸܴСⶨ޹

D.۵ҩƷܷӦҩƷĴӳ̶

E.ⶨ۵ʱƷþϸ͸Ĵ

ο𰸣B

216.ⶨʮһغͪעҺԴ̳

AЧҺɫ׷

Bֹȷ

Cß¾

Dß¾

ο𰸣A

217.ⶨеάAʱVAmax326-329nmΧúּʽ

AⶨVA

B󣬾ȡⶨVA

CÈ¡

DȻɫֱӲⶨ

Eɫ׷ⶨ

ο𰸣B

218.ֵʵֵ֮Ϊ

A×¼

B

C

D

EÆ«

ο𰸣C

219.ʾȷ

ATGA

BDTA

CDSC

DPC

ENMR

ο𰸣B

220.ʾȷд

ADTA

BDSC

CTGA

DODS

ERSD

ο𰸣A

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